package nl.hva.three2learn.util;

import java.util.HashSet;
import java.util.Set;

public final class ChatSession {

	private Set<Long> userIds;
	
	public ChatSession() {
		this.userIds = new HashSet<Long>(); 
	}
	
	public boolean contains(long userId) {
		return userIds.contains(userId);
	}
}
